Use a proper union in struct config_item.

This allows me to use different types for the mutable, dynamically
allocated string value in a C_STRING control and the fixed constant
list of option names in a C_CHOICES.
This commit is contained in:
Simon Tatham
2017-10-01 13:38:35 +01:00
parent eeb2db283d
commit de67801b0f
51 changed files with 528 additions and 643 deletions

27
net.c
View File

@ -267,35 +267,28 @@ static config_item *game_configure(const game_params *params)
ret[0].name = "Width";
ret[0].type = C_STRING;
sprintf(buf, "%d", params->width);
ret[0].sval = dupstr(buf);
ret[0].ival = 0;
ret[0].u.string.sval = dupstr(buf);
ret[1].name = "Height";
ret[1].type = C_STRING;
sprintf(buf, "%d", params->height);
ret[1].sval = dupstr(buf);
ret[1].ival = 0;
ret[1].u.string.sval = dupstr(buf);
ret[2].name = "Walls wrap around";
ret[2].type = C_BOOLEAN;
ret[2].sval = NULL;
ret[2].ival = params->wrapping;
ret[2].u.boolean.bval = params->wrapping;
ret[3].name = "Barrier probability";
ret[3].type = C_STRING;
sprintf(buf, "%g", params->barrier_probability);
ret[3].sval = dupstr(buf);
ret[3].ival = 0;
ret[3].u.string.sval = dupstr(buf);
ret[4].name = "Ensure unique solution";
ret[4].type = C_BOOLEAN;
ret[4].sval = NULL;
ret[4].ival = params->unique;
ret[4].u.boolean.bval = params->unique;
ret[5].name = NULL;
ret[5].type = C_END;
ret[5].sval = NULL;
ret[5].ival = 0;
return ret;
}
@ -304,11 +297,11 @@ static game_params *custom_params(const config_item *cfg)
{
game_params *ret = snew(game_params);
ret->width = atoi(cfg[0].sval);
ret->height = atoi(cfg[1].sval);
ret->wrapping = cfg[2].ival;
ret->barrier_probability = (float)atof(cfg[3].sval);
ret->unique = cfg[4].ival;
ret->width = atoi(cfg[0].u.string.sval);
ret->height = atoi(cfg[1].u.string.sval);
ret->wrapping = cfg[2].u.boolean.bval;
ret->barrier_probability = (float)atof(cfg[3].u.string.sval);
ret->unique = cfg[4].u.boolean.bval;
return ret;
}